How Reddit Built a LLM Guardrails Platform

• Written by Charan Akiri, with help from Dylan Raithel. • TL;DR We built a centralized LLM Guardrails Service at Reddit to detect & block malicious & unsafe inputs-including promp

Engineering Blogs · December 8, 2025 (updated February 24, 2026) · 2 min · 227 words

Breaking Through the Noise: A Hybrid ML and LLM Framework for Identifying Engaging, Breaking Content on Reddit

• Authors: Andrew Garrett, Md Mansurul Bhuiyan With 10s of thousands of new posts on Reddit each day, identifying content that is simultaneously timely, newsworthy, and engaging pr

Engineering Blogs · November 25, 2025 (updated February 24, 2026) · 2 min · 268 words
SpellVault's evolution: Beyond LLM apps, towards the agentic future

SpellVault's evolution: Beyond LLM apps, towards the agentic future

• SpellVault’s evolution: Beyond LLM apps, towards the agentic future Introduction At Grab, innovation isn’t just about building new features; it’s about evolving our platforms to

Engineering Blogs · November 21, 2025 (updated February 24, 2026) · 2 min · 281 words
Level up your Solidity LLM tooling with Slither-MCP

Level up your Solidity LLM tooling with Slither-MCP

• We’re releasingSlither-MCP, a new tool that augments LLMs with Slither’s unmatched static analysis engine. • Slither-MCP benefits virtually every use case for LLMs by exposing Sl

Threat Intelligence · November 15, 2025 (updated February 24, 2026) · 2 min · 261 words
How we built a custom vision LLM to improve document processing at Grab

How we built a custom vision LLM to improve document processing at Grab

• How we built a custom vision LLM to improve document processing at Grab Introduction In the world of digital services, accurate extraction of information from user-submitted docu

Engineering Blogs · November 4, 2025 (updated February 24, 2026) · 2 min · 259 words
Bringing AI-Aware Traffic Management to Istio: Gateway API Inference Extension Support

Bringing AI-Aware Traffic Management to Istio: Gateway API Inference Extension Support

• Istio now supports Gateway API Inference Extension, enabling model‑aware, LoRA‑aware routing for AI workloads. • AI inference requests can last seconds to minutes, making routing

Defending against Prompt Injection with Structured Queries (StruQ) and Preference Optimization (SecAlign)

Defending against Prompt Injection with Structured Queries (StruQ) and Preference Optimization (SecAlign)

• LLMs power new apps but prompt injection is top OWASP threat. • Attack injects malicious instructions into untrusted data, overriding trusted prompts. • Real-world examples: Yelp

Research & Labs · April 11, 2025 (updated February 24, 2026) · 1 min · 165 words
Search Query Understanding with LLMs: From Ideation to Production

Search Query Understanding with LLMs: From Ideation to Production

• Yelp integrates LLMs to interpret search queries, improving intent detection for millions of daily searches. • The team tackled spelling correction, segmentation, canonicalizatio

Engineering Blogs · February 4, 2025 (updated February 24, 2026) · 1 min · 181 words
Virtual Personas for Language Models via an Anthology of Backstories

Virtual Personas for Language Models via an Anthology of Backstories

• Anthology conditions LLMs with detailed backstories to create consistent virtual personas. • Uses naturalistic life narratives to represent diverse human values and experiences.

Research & Labs · November 12, 2024 (updated February 24, 2026) · 1 min · 171 words
How to Evaluate Jailbreak Methods: A Case Study with the StrongREJECT Benchmark

How to Evaluate Jailbreak Methods: A Case Study with the StrongREJECT Benchmark

• Researchers tested jailbreak via Scots Gaelic translation, initially replicating 43% success claim. • GPT-4 responded with bomb instructions in Gaelic, but full output differed f

Research & Labs · August 28, 2024 (updated February 24, 2026) · 1 min · 187 words
Language, Statistics, & Category Theory, Part 1

Language, Statistics, & Category Theory, Part 1

• Authors propose a new preprint exploring math behind large language models. • Question: how to model transition from probability distributions on text to syntax and semantics. •

Mathematics · July 7, 2021 (updated February 24, 2026) · 1 min · 169 words